Pricing sign system



FIG. 1 shows a front view;

FIG. 2 shows a back view;

FIG. 3 shows a right side view;

FIG. 4 shows a left side view;

FIG. 5 shows a top plan view; and,

FIG. 6 shows a bottom plan view. 

The ornamental design for a pricing sign system, as shown and described. 